CVE-2020-9857

Description

An issue existed in the parsing of URLs. This issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.5, Security Update 2020-003 Mojave, Security Update 2020-003 High Sierra. A malicious website may be able to exfiltrate autofilled data in Safari.

4.3

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.25%

Vendor Advisory apple.com

Affected: Apple macOS

References

Link	Tags
https://support.apple.com/en-us/HT211170	release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-9857?: CVE-2020-9857 has been scored as a medium severity vulnerability.
How to fix CVE-2020-9857?: To fix CVE-2020-9857, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-9857 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-9857 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-9857?: CVE-2020-9857 affects Apple macOS.

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